Aya Expanse
Open in the interactive archive →
Download the covers: Floppy card · VHS cover · Vinyl cover
A to Z
- A · App
- No
- B · Built By
- Cohere
- C · CEO & Politics
- Aidan Gomez — Canadian centrist / open-source advocate
- D · Date
- 2024
- E · Expertise
- Intermediate+
- F · Free Tier
- Yes
- G · Generates
- Text only
- H · Deployment
- Cloud + Local (open weights)
- I · Inputs
- Text
- J · Jurisdiction
- Canada
- K · Key Staffers
- Aidan Gomez (CEO & Co-Founder, original Transformer co-author), Ivan Zhang (Co-Founder)
- L · Languages
- English-primary
- M · Model Type
- LLM
- N · Safety Issues
- None reported
- O · Open Source
- Yes — open weights
- P · Pricing
- Open weights for non-commercial use (CC BY-NC 4.0); API: $0.50/M input, $1.50/M output
- Q · AIDb Rating
- 6/10 · AIDb v2.0 (rule-based): Capability 6/10 · Currency 4/10 · Access 9/10 · Significance 6/10 → 6.05
- R · What Makes It Special
- Cohere For AI's Aya Expanse, open-weight 8B and 32B multilingual models built from research on data arbitrage, multilingual preference training and model merging; on Arena-Hard-Auto translated into 23 languages they beat Gemma 2, Qwen 2.5 and Llama 3.1 in their size classes with up to a 76.6% win rate, and the 32B model beat the twice-as-large Llama 3.1 70B with a 54.0% win rate. Weights are for non-commercial use (CC BY-NC 4.0).
- S · Stock / Status
- Private (~$20B combined valuation in Sep 2026 merger agreement with Aleph Alpha)
- T · Training Cutoff
- [UNKNOWN]
- U · Users
- [UNKNOWN]
- V · Voice Chat
- No
- W · Weights
- Downloadable
- X · X Handle
- @cohere
- Y · Year Founded
- [UNKNOWN]
- Z · Bottom Line
- Open-weights LLM from Cohere, released 2024.
Data completeness 88% · Last verified 2026-05-12 · Primary source ↗
Cite this
“Aya Expanse.” AIDb — The AI Database. Verified 2026-05-12. https://theaidatabase.com/m/aya-expanse.html
More from Cohere
Aya 23 · Cohere Embed v3 · Cohere Rerank 3 · Cohere Transcribe Arabic · Command A · Command R · Command R+ · Command R7B